.referenzen h2{font-size:3rem;text-transform:uppercase;margin-bottom:3rem}.referenzen .referenz-item{font-size:1.1rem;margin-bottom:5rem}.referenzen .referenz-item .youtube-wrapper{position:relative;padding-bottom:56.25%}.referenzen .referenz-item .youtube-wrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%}.referenzen .referenz-item:last-of-type{margin-bottom:0}@media screen and (max-width: 991px){.referenzen h2{font-size:2rem;margin-bottom:1.5rem}.referenzen .referenz-item{font-size:1.1rem;margin-bottom:4rem}}